Made In Japan
Manufacturer: Nippon Flow Cell
Model: NFH

Thermal Flow Cell Mass Flow Meter
By combining an orifice with a thermal sensor, the device accurately measures gas mass flow without needing corrections for pressure or temperature changes. Its humidity- and water-resistant sensor design ensures long-lasting durability.

NFHT-R Type NFHY-R Type

NFHY-RC Type （With connector)

Features

• Instantaneous flow rate and cumulative flow rate can be read by simply connecting the power.
• Remote measurement is possible.
• Flexible installation of wiring with free connector placement.
• Highly durable sensor structure, resistant to moisture and water, compared to previous company products.
• No correction required for changes in atmospheric pressure or temperature.
• Minimized pressure loss.
• The connector can be moved to a position where the flow indicator is easy to see.

Specifications

• Applicable Fluids: AIR, N₂, Ar, CO₂
• Accuracy: ±2% (F.S.)
• Pipe Diameter: 10 to ~500A
• Flow Range: 0.4 to ~20000 m³/h (NTP)
• Maximum Operating Pressure: 0.8 MPa
• Maximum Operating Temperature: 60°C
• Power Supply: 24V DC ±10%
• Instantaneous Flow Rate Display: 4-digit LCD (can switch per minute or per second)
• Cumulative Flow Rate Display: 6-digit LCD (can reset the cumulative flow)
• Output Signal: 4-20mA DC (load capacity: 500Ω)
• Open Collector Pulse Output: (load capacity: 30VDC/20mA)
• Material: SCS14, SUS304, Viton Rubber, ADC12, others